National Stock Number
4820-01-274-9215
National Stock Number (NSN) 4820-01-274-9215, or NIIN 012749215, (valve,relief,pressure and temperature) was assigned March 16, 1988 in the Federal Logistics Information System (FLIS). NIIN 012749215 was cancelled on August 2, 2001, with a cancelled status of "Item is Cancelled as Duplicate." This NSN was replaced by NSN 4820013104257. This NSN does not replace any other NSNs.
There are no manufacturer part numbers associated to this NSN.
This part number has not been procured by the US Government in over 5 years.
This NSN is assigned to Item Name Code (INC) 16996. [A VALVE DESIGNED TO RELEASE UNDER EXCESSIVE PRESSURE AND/OR EXCESSIVE TEMPERATURE BY OPENING AT A PREDETERMINED PRESSURE AND/OR TEMPERATURE. THERMOSTATICALLY OPERATED VALVES CLOSE WHEN THE PRESSURE IS RELIEVED OR THE TEMPERATURE IS REDUCED. FUSIBLE PLUG VALVES REQUIRE REPLACEMENT OF THE PLUG. SEE ALSO VALVE, SAFETY RELIEF AND VALVE, REGULATING. TEMPERATURE.]. This item does not have a critical feature such as tolerance, fit restrictions or application. Nuclear hardness properties have not been determined (not valid for input). There is no data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials. NSN 4820012749215 does not contain precious metals.
This information was last updated on May 01, 2025.